Mom needs special attention for her milky tits.
Frequency waves has mother crazy for son's cock.
Sex emergency with brother & mom (during a party!).
Nursed by daughter, fucked by her son.
"I'll suck your dick, but Mom can never know."
Breastmilk & son's orgasm for government research.
Son needs to cum in her mouth-- urgently!
"Turn your mother into a personal sex doll."
Experimental device leads to mind-boggling orgasms.
Naked photographs around the house (for son).
Therapist walks outside with son’s fresh cum.
"In the lab, please let mom suck on it."
Lesbian mom does research with her mouth.
College guy gets new job as special lab assistant.
The Power turns mothers into erotic servants.
Long ride with siblings and their mother.
Second girl is brought in to the love nest.
David is abducted by an alien babe to research human sex.
A bug bite changes things between mother and son.
Samantha completes the initial examination.
I seek revenge for five lost years.
A student enters a research project on nudity and arousal.
High performing students tease and experiment.
Medical science is in need of a special specimen.
Iris volunteers to be milked, for science!
She learned more than she should have.
The machine pushes Klara to her limits, and far beyond.
Studying Tania - events lead to discovery of new drug.
Professor begins a study of dommes and their female clients.
Paul discovers there's no substitute for experience.
Some more or less random thoughts on Military Fiction.
Psychology experiment with sex, hypnosis, & a twist.
A college student takes part in a fascinating study.
Brinna & Zach team up for a research project.
Professor spirals into her bossy assistant's control.
Professor shows her lover the fruits of her research.
Two friends get exposed in preparation for a research study.
A science student has a different research project.
Klara should have paid more attention when she signed up.
Three sex therapists begin research on unwilling victim.
Futanari explorer researching her way through a jungle.
Escalating events add new encounters to the research.
A naughty girl mind-controls her two sisters!
The professor meets Lady Amber for the first time.
When the "perfect" job isn't all that it seems.
A female professor leads a study of dommes and their clients.
Lesbian temptation dissolves major obstacles.
Enjoying a discovery that rocks orgasmic world of women.
Three psychologists recruit an eager new specimen.
A research project runs amok.
A brief erotic tale for your amusement.
The professor opens up to Lady Amber and her RA.
It starts and ends with sex. Sure, he'll find out. So what?
Interview #14381 Brother/Sister Category 4a.
The participatory research continues & the session concludes.
Susan is dominated again.
A student needs a subject for her research.
The professor’s adventure continues with coven members.
Writer becomes a cross-dresser to research a bikini story.
Two Artificial Intelligence researchers meet.
Interview #14038 Brother/Sister Category 3.
An incident at a logging camp.
A gay graduate student volunteers for NI sperm donations.
Grad student finds love after important discovery.
Learning about Sky's past.
Grad student's erotic research leads to unexpected places.
Susan and Tara interview one of Lady Amber's clients.
More unusual sexual activity keeps Dr. Hatcher busy.
Tara engages in some participatory research.
Male is the subject of CFNM research.
The session continues, then they visit Lady Amber.
A history of the Pharmgen Research Corporation: 1901-1944
Woman is enticed into a neighbour's house.
Introduction to the experiement.
Bad traffic leads to a group encounter for both researchers!
The research on dommes and their female clients continues
Fun, if flawed, research on female names by category on Lit.
And the winners are...Kari meets the top two.
That time I got my partner off in front of my boss and team.
College project leads to research, spying, and costumes.
Conclusion of the High Velocity PSA-Karma series.
Interview #13776 Family Category 2/4b.
A Lit author does some deep research.
Laura and Karl meet a researcher.
When doing the wrong thing brings its own anguish.
An objective look at the stories published in BDSM.
French-Moroccan sexologist in Tunisia.
What he won't do to get a story...
Hmm ... which vinyl-clad cutie should Mason fuck first?
Some mysteries should remain hidden.
M&F meet after 18 years of gender isolation (750 words).
A writer becomes the subject of her own novel.
Research for writing erotica.
Harry made the call & signed up for the research project.
4 Coeds Consider Research Project Participation.
Beginning of Charlotte's Story.
A p.i. meets an online friend as he researches in Canada.
The 3rd installment in Angela and Pierre's story.